Title : Capsaicin in the periaqueductal gray induces analgesia via metabotropic glutamate receptor-mediated endocannabinoid retrograde disinhibition.

Pub. Date : 2011 May

PMID : 21232043






2 Functional Relationships(s)
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1 Capsaicin-induced eIPSC depression was antagonized by cannabinoid CB1 and metabotropic glutamate (mGlu5) receptor antagonists, and prevented by inhibiting diacylglycerol lipase (DAGL), which converts DAG into 2-arachidonoylglycerol (2-AG), an endocannabinoid. Capsaicin cannabinoid receptor 1 Rattus norvegicus
2 Intra-vlPAG capsaicin reduced hot-plate responses in rats, effects blocked by CB1 and mGlu receptor antagonists. Capsaicin cannabinoid receptor 1 Rattus norvegicus